Hiki ke weheweheʻia antm A479 ma kahi kiko'ī maʻamau no nā pahu kila kila. Loaʻa lākou i nāʻano hana maʻamau a me nā nui no ka hoʻohanaʻana i nā pū a me nā moku ikaika. Loaʻa ka kiko'ī kiko'ī i nā heluʻehā i nā heluʻehā me ka austetitic, Austetitic-ferritic-ferritic, ferritic a merteritic Loaʻa iā lākou nā waiwai mechanical maikaʻi e like me ka ikaika kiʻekiʻe, hāʻawi i ka ikaika, ellingation, etc. Hiki i nā mea hana wela a me ke anuanu.